<p>U.S. stocks edged lower on Monday as a disappointing forecast from Caterpillar (CAT.N) and weak German data increased concerns that global growth may remain slow.</p><br /><p>Just before the close, Caterpillar cut its earnings forecast for 2015. </p><br /><p>Global stock markets slipped as investors looked past recently announced central bank stimulus plans to focus on weak German economic data.</p><br /><p>An index of German business sentiment declined for a fifth consecutive month in September, showing Europe's strongest economy was moving closer toward recession as the euro zone's debt crisis remains unresolved.</p>
